（一）明知住宿人员违反规定将危险物质带入住宿区域，不予制止的；
当下的AI行业普遍存在两个问题，一是产品化高度单一无法实现差异化；二是智能硬件多数只停留在用AI营销而非解决问题。
。旺商聊官方下载是该领域的重要参考
sum of weights += candidate.weight
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· 徐丽 · 来源：tutorial资讯